WO2000046218A3 - Method of producing dimethyl sulfite - Google Patents

Method of producing dimethyl sulfite Download PDF

Info

Publication number
WO2000046218A3
WO2000046218A3 PCT/EP2000/000771 EP0000771W WO0046218A3 WO 2000046218 A3 WO2000046218 A3 WO 2000046218A3 EP 0000771 W EP0000771 W EP 0000771W WO 0046218 A3 WO0046218 A3 WO 0046218A3
Authority
WO
WIPO (PCT)
Prior art keywords
producing dimethyl
dimethyl sulfite
sulfite
producing
methanol
Prior art date
Application number
PCT/EP2000/000771
Other languages
German (de)
French (fr)
Other versions
WO2000046218A2 (en
Inventor
Klaus Halbritter
Hans-Josef Sterzel
Christian Tragut
Eva Freudenthaler
Original Assignee
Basf Ag
Klaus Halbritter
Sterzel Hans Josef
Christian Tragut
Eva Freudenthaler
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Basf Ag, Klaus Halbritter, Sterzel Hans Josef, Christian Tragut, Eva Freudenthaler filed Critical Basf Ag
Priority to US09/889,580 priority Critical patent/US6423861B1/en
Priority to DE50001861T priority patent/DE50001861D1/en
Priority to AT00910634T priority patent/ATE238293T1/en
Priority to BR0007940-5A priority patent/BR0007940A/en
Priority to EP00910634A priority patent/EP1149088B1/en
Priority to JP2000597288A priority patent/JP2002539084A/en
Priority to CA002361404A priority patent/CA2361404A1/en
Priority to AU32780/00A priority patent/AU775028B2/en
Publication of WO2000046218A2 publication Critical patent/WO2000046218A2/en
Publication of WO2000046218A3 publication Critical patent/WO2000046218A3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C301/00—Esters of sulfurous acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

The invention relates to a method of producing dimethyl sulfite by reacting a cyclic alkylene sulfite having at least 2 carbon atoms with methanol, optionally in the presence of a catalyst. The inventive method is carried out in a continuous manner in a column.
PCT/EP2000/000771 1999-02-03 2000-02-01 Method of producing dimethyl sulfite WO2000046218A2 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
US09/889,580 US6423861B1 (en) 1999-02-03 2000-02-01 Method of producing dimethyl sulfite
DE50001861T DE50001861D1 (en) 1999-02-03 2000-02-01 METHOD FOR PRODUCING DIMETHYL SULFITE
AT00910634T ATE238293T1 (en) 1999-02-03 2000-02-01 METHOD FOR PRODUCING DIMETHYL SULFITE
BR0007940-5A BR0007940A (en) 1999-02-03 2000-02-01 Process of preparation of dimethyl sulfite
EP00910634A EP1149088B1 (en) 1999-02-03 2000-02-01 Method of producing dimethyl sulfite
JP2000597288A JP2002539084A (en) 1999-02-03 2000-02-01 Method for producing dimethyl sulfite
CA002361404A CA2361404A1 (en) 1999-02-03 2000-02-01 Preparation of dimethyl sulfite
AU32780/00A AU775028B2 (en) 1999-02-03 2000-02-01 Method of producing dimethyl sulfite

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19904261A DE19904261A1 (en) 1999-02-03 1999-02-03 Process for the preparation of dimethyl sulfite
DE19904261.6 1999-02-03

Publications (2)

Publication Number Publication Date
WO2000046218A2 WO2000046218A2 (en) 2000-08-10
WO2000046218A3 true WO2000046218A3 (en) 2000-12-07

Family

ID=7896246

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2000/000771 WO2000046218A2 (en) 1999-02-03 2000-02-01 Method of producing dimethyl sulfite

Country Status (12)

Country Link
US (1) US6423861B1 (en)
EP (1) EP1149088B1 (en)
JP (1) JP2002539084A (en)
CN (1) CN1146555C (en)
AT (1) ATE238293T1 (en)
AU (1) AU775028B2 (en)
BR (1) BR0007940A (en)
CA (1) CA2361404A1 (en)
DE (2) DE19904261A1 (en)
ES (1) ES2197864T3 (en)
PL (1) PL350561A1 (en)
WO (1) WO2000046218A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69817214T2 (en) 1997-11-05 2004-06-09 Neurosearch A/S AZARING ETHER DERIVATIVES AND THEIR USE AS NICOTINIC ACH RECEPTOR MODULATORS
US6876997B1 (en) 2000-05-22 2005-04-05 Overture Services, Inc. Method and apparatus for indentifying related searches in a database search system
CN100567259C (en) * 2005-01-12 2009-12-09 中国科学院福建物质结构研究所 A kind of method for preparing glycol sulfite
CN115028555B (en) * 2022-07-04 2023-09-29 武汉青江化工黄冈有限公司 Continuous synthesis process of diethyl sulfate

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4555522A (en) * 1983-01-05 1985-11-26 T & R Chemicals, Inc. Antithrombotic and/or antihypertensive compositions

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6703444A (en) * 1966-03-07 1967-09-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4555522A (en) * 1983-01-05 1985-11-26 T & R Chemicals, Inc. Antithrombotic and/or antihypertensive compositions

Non-Patent Citations (7)

* Cited by examiner, † Cited by third party
Title
DATABASE XFIRE BEILSTEIN INSTITUT FÜR LITERATUR DER ORGANISCHEN CHEMIE; XP002142282 *
DATABASE XFIRE BEILSTEIN INSTITUT FÜR LITERATUR DER ORGANISCHEN CHEMIE; XP002142283 *
MARCH J: "ORGANIC CHEMISTRY. REACTIONS, MECHANISMS, AND STRUCTURE", 1992, JOHN WILEY, NEW YORK, XP002142281 *
OLSEN R J ET AL, J.ORG.CHEM., vol. 48, no. 21, 1983, pages 3847 - 3848 *
RIEMSCHNEIDER R ET AL: "BUTEN(2)-DIOL-1,4-CYCL. SULFIT", ZEITSCHRIFT FUER NATURFORSCHUNG, vol. 15B, 1960, pages 552 - 554, XP000916507, ISSN: 0341-0382 *
VAN WOERDEN H F: "ORGANIC SULFITES", CHEMICAL REVIEWS,US,AMERICAN CHEMICAL SOCIETY. EASTON, vol. 93, 1963, pages 557 - 571, XP000916509, ISSN: 0009-2665 *
VOSS ET AL, JUSTUS LIEBIGS ANN. CHEM., vol. 485, 1931, pages 275 *

Also Published As

Publication number Publication date
CA2361404A1 (en) 2000-08-10
DE19904261A1 (en) 2000-08-10
CN1146555C (en) 2004-04-21
PL350561A1 (en) 2002-12-16
US6423861B1 (en) 2002-07-23
CN1339033A (en) 2002-03-06
BR0007940A (en) 2001-11-06
WO2000046218A2 (en) 2000-08-10
AU3278000A (en) 2000-08-25
EP1149088B1 (en) 2003-04-23
JP2002539084A (en) 2002-11-19
AU775028B2 (en) 2004-07-15
EP1149088A2 (en) 2001-10-31
DE50001861D1 (en) 2003-05-28
ATE238293T1 (en) 2003-05-15
ES2197864T3 (en) 2004-01-16

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